| MATERIAL | STEEL OVERALL |
| SURFACE TREATMENT | CHROMIUM OVERALL |
| STYLE DESIGNATOR | INTERNAL-INTERNAL |
| OVERALL LENGTH | 67.0 MILLIMETERS MAXIMUM |
| WRENCHING END OUTSIDE DIAMETER | 51.80 MILLIMETERS MAXIMUM |
| DRIVE END OUTSIDE DIAMETER | 51.80 MILLIMETERS MAXIMUM |
| WRENCHING END OPENING DEPTH | 21.45 MILLIMETERS MINIMUM |
| WRENCHING SURFACE SIZE | 36.0 MILLIMETERS NOMINAL SINGLE END |
| WRENCHING SURFACE SHAPE | 12 POINT SINGLE END INTERNAL |
| DRIVE SURFACE SIZE | 0.750 INCHES NOMINAL SINGLE END |
| DRIVE END SHAPE | SQUARE SINGLE END INTERNAL |
| FEATURES PROVIDED | MANUAL TOOL |
| NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND |
| 1 CLASS |
| DEPARTURE FROM CITED DOCUMENT | DESIGN A, B, LOCK BUTTON ALTERNATIVE |